This section contains official correspondence submitted to Springfield Township regarding the proposed Levy/Burroughs mine. These letters, written by law firms, neighboring townships, school districts, and other organizations, outline concerns and considerations related to public health, safety, and environmental protection.
- Rose Township: Official Letter (July 15, 2025)
- Michigan Chapter of the Sierra Club: Official Letter (September 8, 2025)
- Holly Area Schools Board of Education: Official Letter (June 23, 2025)
- White Lake Township: Official Letter (June 24, 2025)
- Michigan Natural Features Inventory: Official Letter (August 25, 2025)
- Blue Heron Headwaters Conservancy: Official Letter (June 9, 2025)
- Great Lakes Environmental Law Center: Official Letter (June 24, 2025)